<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="utf-8" />
    <meta http-equiv="X-UA-Compatible" content="IE=edge" />
    <meta name="viewport" content="width=device-width, initial-scale=1" />
    <title>Bootstrap 101 Template</title>
    <link rel="stylesheet" href="bootstrap/css/bootstrap.min.css" />
    <!--[if lt IE 9]>
      <script src="https://cdn.jsdelivr.net/npm/html5shiv@3.7.3/dist/html5shiv.min.js"></script>
      <script src="https://cdn.jsdelivr.net/npm/respond.js@1.4.2/dest/respond.min.js"></script>
    <![endif]-->
    <style>
      [class^='col-lg-'] {
        height: 80px;
        box-sizing: border-box;
        border: 1px solid #000000;
      }
      .container {
        background-color: pink;
      }
    </style>
  </head>
  <body>
    <div class="container">
      <div class="row">
        <div class="col-lg-4 col-lg-push-8">right</div>
        <div class="col-lg-8 col-lg-pull-4">left</div>
      </div>
    </div>
  </body>
</html>
